12 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lesions • 80% with lung ... lesions Infectious ... #causes #radiology ... #neurology
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential Diagnosis ... • Infections: ... Malignancy: Metastases (lung ... #Differential #Diagnosis ... #neurology #radiology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... - Differential Diagnosis ... radiographic features • Multiple ... Imaging: - MRI ... #diagnosis #AIDS
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Sclerosis Diagnosis ... Signs and symptoms ... resonance imaging [MRI ... objective evidence of neurologic ... #management #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... pulmonary etc) • CNS ... • Mononeuritis multiplex ... Lack of UMN/LMN signs ... EMG) studies • MRI
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
conjunction with symptoms ... nervous system (CNS ... neuropathy (LHON) plus MRI ... consistent with MS ... BEE #Syndromes #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... • Bilateral signs ... and/or symptoms ... suggestive of multiple ... #management #neurology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... /symptoms or echo ... heart valves • MRI ... cerebral emboli: Multiple ... large infarct - Infectious
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
history of viral infection ... Long symptom-free ... Multiple sclerosis ... signs or symptoms ... #differential #diagnosis
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... equina syndrome (CES ... Differential Diagnosis ... Imaging studies: • MRI ... #causes #neurology